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S489 — ABSORBER,OVERVOLTAGE

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

S489: ABSORBER,OVERVOLTAGE.

The ABSORBER,OVERVOLTAGE is a the manufacturer industrial component. Key specifications include material: SELENIUM ELEMENT, current_type: AC, overall_width: 1.000 INCHES NOMINAL IN, terminal_type: SOLDER LUG AND THREADED STUD, overall_height: 1.000 INCHES NOMINAL IN, overall_length: 1.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5920-00-789-3046, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ S489
NSN: 5920-00-789-3046
NIINs: 007893046, 011079776
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 51589 — ST-SEMICON INC (USA)
SPECIFICATIONS
materialSELENIUM ELEMENT
current_typeAC
overall_width1.000 INCHES NOMINAL IN
terminal_typeSOLDER LUG AND THREADED STUD
overall_height1.000 INCHES NOMINAL IN
overall_length1.250 INCHES NOMINAL IN
mounting_methodSTUD(S)
shunt_capacitorNOT INCLUDED
voltage_in_volts105.0
surface_treatmentPAINT COVERING
terminal_quantity2
hermetic_protectionPROVIDED
NSN5920-00-789-3046
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ABSORBER,OVERVOLTAGE TITLE COMPONENT PN S489 MFR ABSORBER,OVERVOLTAGE
KEY FEATURES
•
TERMINAL QUANTITY: 2
•
CURRENT TYPE: AC
•
TERMINAL TYPE: SOLDER LUG AND THREADED STUD
•
MOUNTING METHOD: STUD(S)
•
POLARIZATION FEATURE: INCLUDED
•
VOLTAGE IN VOLTS: 105.0
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.000 INCHES NOMINAL IN
TERMINAL QUANTITY2
CURRENT TYPEAC
TERMINAL TYPESOLDER LUG AND THREADED STUD
MOUNTING METHODSTUD(S)
POLARIZATION FEATUREINCLUDED
VOLTAGE IN VOLTS105.0
OVERALL LENGTH1.250 INCHES NOMINAL IN
OVERALL WIDTH1.000 INCHES NOMINAL IN
HERMETIC PROTECTIONPROVIDED
SUBSTITUTES & CROSS-REFERENCES 1
KSA5DAFReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S489?
S489 is a ABSORBER,OVERVOLTAGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace S489?
There is 1 known substitute for S489: KSA5DAF. Substitute compatibility should be verified for your specific system.
What is the NSN for S489?
S489 is cataloged in the U.S. Government catalog under NSN 5920-00-789-3046. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.